INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.173' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 24.678974][ T95] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 24.768805][ T95] usb 1-1: Using ep0 maxpacket: 16 [ 24.888656][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 24.900176][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 24.909964][ T95] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 24.922816][ T95] usb 1-1: New USB device found, idVendor=0458, idProduct=5011, bcdDevice= 0.00 [ 24.931956][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.942246][ T95] usb 1-1: config 0 descriptor?? [ 25.278543][ T95] usbhid 1-1:0.0: can't add hid device: -71 [ 25.284651][ T95] usbhid: probe of 1-1:0.0 failed with error -71 [ 25.294780][ T95] usb 1-1: USB disconnect, device number 2 [ 25.758919][ T95] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 25.848567][ T95] usb 1-1: Using ep0 maxpacket: 16 [ 25.968581][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 25.979696][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 25.989576][ T95] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 26.002456][ T95] usb 1-1: New USB device found, idVendor=0458, idProduct=5011, bcdDevice= 0.00 [ 26.011637][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 26.021331][ T95] usb 1-1: config 0 descriptor?? [ 26.500804][ T95] kye 0003:0458:5011.0001: unknown main item tag 0x3 [ 26.507687][ T95] kye 0003:0458:5011.0001: unknown main item tag 0xd [ 26.516687][ T95] kye 0003:0458:5011.0001: hidraw0: USB HID v0.00 Device [HID 0458:5011] on usb-dummy_hcd.0-1/input0 [ 26.528033][ T95] ------------[ cut here ]------------ [ 26.533632][ T95] WARNING: CPU: 1 PID: 95 at mm/page_alloc.c:4713 __alloc_pages_nodemask+0x375/0x7b0 [ 26.543083][ T95] Kernel panic - not syncing: panic_on_warn set ... [ 26.549683][ T95] CPU: 1 PID: 95 Comm: kworker/1:2 Not tainted 5.6.0-rc3-syzkaller #0 [ 26.557862][ T95] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.567924][ T95] Workqueue: usb_hub_wq hub_event [ 26.573035][ T95] Call Trace: [ 26.576321][ T95] dump_stack+0xef/0x16e [ 26.580596][ T95] ? __alloc_pages_nodemask+0x290/0x7b0 [ 26.586146][ T95] panic+0x2aa/0x6e1 [ 26.590053][ T95] ? add_taint.cold+0x16/0x16 [ 26.594746][ T95] ? printk+0xba/0xed [ 26.598730][ T95] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 26.604231][ T95] ? __warn.cold+0x14/0x30 [ 26.608645][ T95] ? __warn+0xd5/0x1c8 [ 26.612705][ T95] ? __alloc_pages_nodemask+0x375/0x7b0 [ 26.618260][ T95] __warn.cold+0x2f/0x30 [ 26.622502][ T95] ? __alloc_pages_nodemask+0x375/0x7b0 [ 26.628137][ T95] report_bug+0x27b/0x2f0 [ 26.632584][ T95] do_error_trap+0x12b/0x1e0 [ 26.637164][ T95] ? __alloc_pages_nodemask+0x375/0x7b0 [ 26.642752][ T95] do_invalid_op+0x32/0x40 [ 26.647159][ T95] ? __alloc_pages_nodemask+0x375/0x7b0 [ 26.652806][ T95] invalid_op+0x23/0x30 [ 26.656985][ T95] RIP: 0010:__alloc_pages_nodemask+0x375/0x7b0 [ 26.663139][ T95] Code: fe ff ff 65 48 8b 04 25 00 0f 02 00 48 05 68 10 00 00 41 be 01 00 00 00 48 89 44 24 58 e9 e8 fd ff ff 81 e5 00 20 00 00 75 02 <0f> 0b 45 31 f6 e9 6e ff ff ff 65 8b 2d 6a 5d 9f 7e 83 fd 07 0f 87 [ 26.682745][ T95] RSP: 0018:ffff8881d5e7ec08 EFLAGS: 00010046 [ 26.688883][ T95] RAX: 0000000000000000 RBX: 1ffff1103abcfd85 RCX: 0000000000000000 [ 26.696841][ T95] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040a20 [ 26.704810][ T95] RBP: 0000000000000000 R08: ffff8881d736c980 R09: ffffed1039bb6d19 [ 26.713018][ T95] R10: ffffed1039bb6d18 R11: ffff8881cddb68c7 R12: 0000000000000012 [ 26.720989][ T95] R13: 0000000000000012 R14: 0000000000000000 R15: ffff8881cddb68c0 [ 26.728997][ T95] ? __alloc_pages_slowpath+0x22c0/0x22c0 [ 26.734732][ T95] ? mark_held_locks+0xe0/0xe0 [ 26.739515][ T95] alloc_pages_current+0xff/0x200 [ 26.744543][ T95] ? lock_acquire+0x130/0x340 [ 26.749213][ T95] kmalloc_order+0x20/0x80 [ 26.753623][ T95] kmalloc_order_trace+0x18/0x130 [ 26.758751][ T95] usbhid_submit_report+0x5b5/0xde0 [ 26.763958][ T95] usbhid_request+0x3c/0x70 [ 26.768475][ T95] ? usbhid_submit_report+0xde0/0xde0 [ 26.773841][ T95] kye_probe+0x404/0x536 [ 26.778069][ T95] ? kye_report_fixup+0x860/0x860 [ 26.783075][ T95] hid_device_probe+0x2be/0x3f0 [ 26.789484][ T95] ? hid_match_device+0x1f0/0x1f0 [ 26.794513][ T95] really_probe+0x290/0xac0 [ 26.799045][ T95] driver_probe_device+0x223/0x350 [ 26.804187][ T95] __device_attach_driver+0x1d1/0x290 [ 26.809597][ T95] ? driver_allows_async_probing+0x160/0x160 [ 26.815566][ T95] bus_for_each_drv+0x162/0x1e0 [ 26.820434][ T95] ? bus_rescan_devices+0x20/0x20 [ 26.825508][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.831317][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 26.836739][ T95] __device_attach+0x217/0x390 [ 26.841521][ T95] ? device_bind_driver+0xd0/0xd0 [ 26.846549][ T95] bus_probe_device+0x1e4/0x290 [ 26.851405][ T95] device_add+0x1459/0x1bf0 [ 26.855906][ T95] ? device_link_remove+0x110/0x110 [ 26.861106][ T95] ? __debugfs_create_file+0x301/0x3f0 [ 26.866575][ T95] hid_add_device+0x33c/0x9a0 [ 26.871270][ T95] ? __hid_bus_reprobe_drivers+0x130/0x130 [ 26.877088][ T95] ? lockdep_init_map+0x1b0/0x5e0 [ 26.882143][ T95] usbhid_probe+0xa81/0xfa0 [ 26.886647][ T95] usb_probe_interface+0x310/0x800 [ 26.891832][ T95] ? usb_probe_device+0x230/0x230 [ 26.896913][ T95] really_probe+0x290/0xac0 [ 26.901403][ T95] driver_probe_device+0x223/0x350 [ 26.906560][ T95] __device_attach_driver+0x1d1/0x290 [ 26.912082][ T95] ? driver_allows_async_probing+0x160/0x160 [ 26.918074][ T95] bus_for_each_drv+0x162/0x1e0 [ 26.922929][ T95] ? bus_rescan_devices+0x20/0x20 [ 26.927956][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.933772][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 26.939133][ T95] __device_attach+0x217/0x390 [ 26.944508][ T95] ? device_bind_driver+0xd0/0xd0 [ 26.949526][ T95] bus_probe_device+0x1e4/0x290 [ 26.954372][ T95] device_add+0x1459/0x1bf0 [ 26.958967][ T95] ? wait_for_completion+0x3c0/0x3c0 [ 26.964297][ T95] ? device_link_remove+0x110/0x110 [ 26.969559][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.975495][ T95] usb_set_configuration+0xe47/0x17d0 [ 26.980926][ T95] usb_generic_driver_probe+0x9d/0xe0 [ 26.986349][ T95] usb_probe_device+0xd9/0x230 [ 26.991153][ T95] ? usb_suspend+0x5f0/0x5f0 [ 26.995749][ T95] really_probe+0x290/0xac0 [ 27.000337][ T95] driver_probe_device+0x223/0x350 [ 27.005461][ T95] __device_attach_driver+0x1d1/0x290 [ 27.010839][ T95] ? driver_allows_async_probing+0x160/0x160 [ 27.016832][ T95] bus_for_each_drv+0x162/0x1e0 [ 27.021689][ T95] ? bus_rescan_devices+0x20/0x20 [ 27.026749][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 27.032558][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 27.037866][ T95] __device_attach+0x217/0x390 [ 27.042681][ T95] ? device_bind_driver+0xd0/0xd0 [ 27.047710][ T95] bus_probe_device+0x1e4/0x290 [ 27.052579][ T95] device_add+0x1459/0x1bf0 [ 27.057086][ T95] ? device_link_remove+0x110/0x110 [ 27.062292][ T95] usb_new_device.cold+0x540/0xcd0 [ 27.067412][ T95] hub_event+0x21cb/0x4300 [ 27.071822][ T95] ? hub_port_debounce+0x350/0x350 [ 27.076912][ T95] ? find_held_lock+0x2d/0x110 [ 27.081678][ T95] ? mark_held_locks+0xe0/0xe0 [ 27.086444][ T95] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 27.092005][ T95] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 27.097289][ T95] process_one_work+0x94b/0x1620 [ 27.102264][ T95] ? pwq_dec_nr_in_flight+0x310/0x310 [ 27.107686][ T95] ? do_raw_spin_lock+0x129/0x290 [ 27.112764][ T95] worker_thread+0x7ab/0xe20 [ 27.117359][ T95] ? process_one_work+0x1620/0x1620 [ 27.122562][ T95] kthread+0x318/0x420 [ 27.126635][ T95] ? kthread_create_on_node+0xf0/0xf0 [ 27.132060][ T95] ret_from_fork+0x24/0x30 [ 27.137445][ T95] Kernel Offset: disabled [ 27.141846][ T95] Rebooting in 86400 seconds..